Larynx Flashcards
green dot
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/718/q_image_thumb.png?1534007068)
lamina of the cricoid cartilage
green arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/328/q_image_thumb.png?1534009187)
origin of cricothyroid muscle, external surface of cricoid arch
a weak, breathy voice is caused by damage to:
unilateral damage to inferior laryngeal nerve (which provides motor innveration to instrinsic muscles of the larynx)
lateral cricoarytenoid action
ADduction of of arytenoids
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/211/a_image_thumb.png?1534008818)
red dot
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/622/q_image_thumb.png?1534006784)
epiglottic cartilage
vocalis innervation
inferior laryngeal nerve
green arrow + blue shaded area combined is known as:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/355/999/q_image_thumb.png?1534008401)
glottis
bue arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/814/q_image_thumb.png?1534007298)
muscular process of the arytenoid cartilage
red arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/355/930/q_image_thumb.png?1534008248)
laryngeal ventricle
red area
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/987/q_image_thumb.png?1534007770)
lateral cricoid ligament
blue shaded area
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/885/q_image_thumb.png?1534007498)
quadrangular membrane
green arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/637/q_image_thumb.png?1534006850)
laryngeal prominence of the thyroid cartilage
(adam’s apple)
blue arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/338/q_image_thumb.png?1534009229)
insertior of cricothyroid muscle, inferior thyroid lamina
blue area
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/355/978/q_image_thumb.png?1534008376)
rima glottidis
blood supply inferior to the glottis
inferior laryngeal vessels from inferior thyroid vessels
yellow arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/908/q_image_thumb.png?1534007602)
cricotracheal ligament
red arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/853/q_image_thumb.png?1534007410)
vocal process of arytenoid cartilage
blue arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/918/q_image_thumb.png?1534009794)
insertion of arytenoids, contralateral arytenoid
green arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/822/q_image_thumb.png?1534009554)
origin of the cricoarytenoid, cricoid arch
pink line
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/902/q_image_thumb.png?1534007548)
vestibular ligament
red arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/357/066/q_image_thumb.png?1534010055)
origin of vocalis, vocal process of arytenoid
thryoarytenoid action
shortening (relaxing) of arytenoids
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/303/a_image_thumb.png?1534009058)
blue arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/662/q_image_thumb.png?1534006939)
superior horn of the thyroid cartilage
what provides sensory innervation to the glottis and infraglottic cavity
inferior laryngeal nerve
(internal laryngeal provides sensory to supraglottic)
green arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/774/q_image_thumb.png?1534007219)
stalk of the epiglottic cartilage
green arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/916/q_image_thumb.png?1534009760)
origin of arytenoids, body of arytenoid
red arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/821/q_image_thumb.png?1534007326)
vocal process of the arytenoid cartilages
red area
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/939/q_image_thumb.png?1534007752)
lateral cricoid ligament
blue arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/357/172/q_image_thumb.png?1534010264)
external laryngeal nerve
the piriform recess is between:
the cricoid and thyroid cartilages (blue)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/355/745/a_image_thumb.png?1534008013)
which intrinsic muscle of the larynx is responsible for shortening (relaxing) arytenoids
vocalis, thryoarytenoid
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/307/a_image_thumb.png?1534009091)
blue arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/688/q_image_thumb.png?1534006959)
superior horn of the thyroid cartilage
lateral cricoarytenoid innervation
inferior laryngeal nerve
cough reflex sensory and motor
in on vagus (x), out on vagus (x)
blue dot
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/610/q_image_thumb.png?1534006741)
cricoid cartilage
blue area
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/355/976/q_image_thumb.png?1534008358)
rima glottidis
muscles that move the whole larynx:
suprahyoid (elevate)
infrahyoid (depress)
red dot
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/631/q_image_thumb.png?1534006796)
epiglottic cartilage
tracheostomy location and procedure
between upper tracheal rings, long term solution for air to airway
green dot
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/355/760/q_image_thumb.png?1534008101)
vestibule of larynx
the lateral cricoarytenoid ADducts the vocal cords by:
pulling anteriorly on muscular process
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/849/a_image_thumb.png?1534009674)
pink arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/856/q_image_thumb.png?1534007427)
cricoarytenoid joint
green arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/357/116/q_image_thumb.png?1534010195)
superior laryngeal nerve (branch of vagus CN X)
which intrinsic muscle of the larynx ABducts the arytenoids
posterior cricoarytenoid
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/197/a_image_thumb.png?1534008741)
red arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/355/934/q_image_thumb.png?1534008271)
laryngeal ventricle
blue arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/834/q_image_thumb.png?1534009613)
insertion of lateral cricoarytenoid, muscular process of arytenoid
green arrow
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/356/953/q_image_thumb.png?1534009954)
origin of the thyroarytenoid, thyroid lamina
cricothyrotomy location and procedure
at the medial cricothyroid ligament (below the vocal cords) in an emergency to restore air to airway
green dot
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/735/q_image_thumb.png?1534007082)
lamina of the cricoid cartilage
green shaded area
![](https://s3.amazonaws.com/brainscape-prod/system/cm/251/354/650/q_image_thumb.png?1534006871)
lamina of the thyroid cartilage